Method of lasting shoes.



N. E. CARROLL 81L MULLINS.

METHOD OF LASTING SHOES.

APPLICATION FILED 'MARA I, 1911.

Patented May 2, 1916.

Ma tiwqesx l a a, ilshmlia I EC'HGLAS EETWAE'? TJlBJRR-GLL A1 Jill/HESMULLII ZS, F

pose 0:

" iliciihls diilicull; about the $109 a g the enamel or the leather welll ijnmvn me SUT'FiPQ 0i pment leather cmnpzu stiff and il fl is and is11 whi e much the l if when 'ilonseqnenily i iequen'ly fihsi" s .2 1: lulle l around the use 05 the fist, or the lei-1. .181? or iteiiiinieleil surf qecl. A l we wgm' patant leather shoes are SDOUQ-(l 0rJ iijlll'fid in the making and i'eqnii'e to he scoured and finished atthose puints n iinly around the toe, Where the leatlurr has ween andpulled. Also especial mire is, on the past of the lnstcins in (liflilfar as POSSlble injuries of this 0/ Our invention clesi nszl mainly in1' duce the liability of injuring up s 3 m7- tlC llfllly those n'mflg ofpatent leai'lim, in the manner indicated and ill 0 to invn the capucifiyof the'las ing mucl has and opemtors for turning out work. The invontionconsists in, a method 01' ll'lOLlO oi? llJ'OilE- ing the partlycmiipletixl shoe-s, 11ml pzn'ticvhirly 'Lhe 11 sets thereof (hiring thelusti'n V iperafiion.

of being usecl to carry out the methmi, which.

' is illusti'aie cl in the siccmnpan my' drawings.

In l1 wings Figut's ll spective View of the iLfJPF-l'zlll front eleation hi the sauna. Fig is a veriical sen ion on line --3--3 0i .lEiFig. l is a hmrizoniial SQVhiOIl 011 hi of Fig.

SANFGRD, MAIN E.

In practising 0m invention the upper is first placed upon the l and *Lheheel is Then. lh upper suhjected to the step which cflnsiitui-ys thegist of our in- "ventmm l i the m0 of which the appaoil in ilie annexeddrawing is eni' iloyesl.

upper lcaihel', and particularly the ennui-- slid coating thereo soft,pliable anal some "what elzisiic or dllCLllC by the applicaiicn 0i:moist he; t. in im-fanning this step the last with the upper therein]placed that the enmneled coatii'ig of the leather is moisienecl andnther parts 5 inve'niisn consists of :2, 0n the hack ends, top I ily thefrom. A suliici t ripening slm'wn at is left in tha j'tmiil; in admitthe toe parts of lasts 0 having sl me u {Z tha km. The lower wall ii thecase cmisists premi'nhijf of a r-flmfl 1 liming "places such as roundednotches so made as to contain the instep of sl; mid sumport the samewith the im: 31m i? ii1ctiii intm the case.

"in 1119 hnttam oi the l is a pipe g which 'Qrnecl ix; COlHlllCi steamthcieunto, and. mllleil with perforations l1, Wihlili'l the Prefer-(lownwnrclly EOWZLIJ the rear so that the {laupest part thereof is atthe real, and the pipe contained in Slllfil deepestpart The s mesnhm'sthe pipe filled with a pack ing ofsoil; porous and ahsoi'hentmaterial i, such material being conveniently cot-ton waste or anythingelse having the qualities mentioned. This; material fills the bottom ofcase *0 ii height apprsximntely such as shown in Fig 3,. that a shoeplaced in one of the natchw as shown in Fig. 3 Will rest with the {interface of its upper in Contact with illle material. The moisture of thematerial then wets the outer surface of the up par leather While thesteam issuing from the 'gi u g ancl'passing thmughthe absorbent materialkeeps the .ter and the Water held thereby at a high temperature, andElise thoroughly heats the upper leather and the last. In the top of thecase 'm outlet j through which the unoonrle ed. steam owl the vapors ofoils and 11 from the leather ,1" aw. of the case is a dral whichpern'zits the surplus Water of co d m to escape. Such of the stemn thetop of the ease runs ClOWIi o ht W;.. ll, because the Lop is inclinerally to Word the vent The at l on the front Wall is prevented :Ei thelast, and. the pa by a gutter L extemljm" em of the front all iI J-QYGopen].

llhe gutter catches the (hip :lll'fl coizqlu it to the sides '01" the0:11? i W: 5 Without Wetting the lasts, the his do or the inner side ofthe upper.

In the p'uetioe of our invention he pers are first placed on the lasts,to s also the inner soles re :itt; ehed in the usual. manner, and theupper if; pulled over, its edges being; fastened to the l last at a fewpoints to hold it to the final 111161 e; le ing. Then the la notch 7 in.the sition with th 1 the part m the s: absorbent insiw'iel. venieiit toh shoes and these plso s placing; a. 1:1:osh of the notches as see itsupper remov I. tion. The heated his heater in the order of theiradmission to and thus each completed subjected to heath; during the imo.1 Km to last three or four:- shoes. 'f. fieient for thoroughly heatileather, heating the enameled. sm'faee o1": 11

As a result of the heating to which the e: is suhjectezl, it 121 mesuppor L and .21

I. 7.111 Ll. Ill) 1' '1 o; the

. l able, so that it can he bent about the aoi'upt edges of the last atits bottom and pulled W e have also found that by use of one in Yentionthe capacity of both lasting rho chine and operatives to accomplish Workis increased, umlthat also fewer lasts need be employed at shoefactories for making the .rll output of shoesthan heretofore. is partlyclue to the not that because '"i upper and last are heated, the morerapidly and the last may he 'iiWZl from the completed shoe at :13 pointof time in the shoe-making 0p ijlm :1 heretofore, thus shortening the Vof time that each hast must-he in use in any one shoe; and enabling thelasts to lo more service. The time of the OPQIZItlVi is saved partly 2.result of the lessmecl ililficult}; of (h'ztwing the upper about thetoe,and the hell new of taking 122' g or sooilmg upper.

prominent in. the 1mm h shoes Whit."

.ms E. Smmozzrr, A. fiooowm.

